I wonder when they ___ for Beijing. I will go to the train station to see them off when they ___.
Mr.Huang was born in Nanjing,but Suqian has become his second ______.
A.familyB.houseC.villageD.hometown
—Suzy,your room is really in a mess.
—Sorry,Mum.I'll _____ right now.
A.tidy upB.put upC.look upD.stay up
The policeman told the children ______ in the river.It's too dangerous!
A.to not swimB.not to swim
C.not swimD.not swimming
—______ do you go to the school library?
—Twice a week.
A.How longB.How oftenC.How soonD.How much
Mary shut the window just now ______ she could keep the insects out.
A.so thatB.whenC.tillD.after